Squashed 'backend/goldmark/' content from commit 379bf24

git-subtree-dir: backend/goldmark git-subtree-split: 379bf24a47e6ef07f34d7536aead86d8792ac300
2026-05-24 09:40:13 +02:00
commit ad273dbe5d
109 changed files with 54777 additions and 0 deletions
@@ -0,0 +1,59 @@
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"os"
+	"runtime/pprof"
+	"strconv"
+	"time"
+
+	"github.com/yuin/goldmark"
+	"github.com/yuin/goldmark/renderer/html"
+)
+
+func main() {
+	n := 50
+	file := "_data.md"
+	if len(os.Args) > 1 {
+		n, _ = strconv.Atoi(os.Args[1])
+	}
+	if len(os.Args) > 2 {
+		file = os.Args[2]
+	}
+	if len(os.Args) > 3 {
+		f, err := os.Create(os.Args[3])
+		if err != nil {
+			log.Fatal(err)
+		}
+		defer f.Close()
+
+		if err := pprof.StartCPUProfile(f); err != nil {
+			log.Fatal(err)
+		}
+		defer pprof.StopCPUProfile()
+	}
+	source, err := ioutil.ReadFile(file)
+	if err != nil {
+		panic(err)
+	}
+	markdown := goldmark.New(goldmark.WithRendererOptions(html.WithXHTML(), html.WithUnsafe()))
+	var out bytes.Buffer
+	markdown.Convert([]byte(""), &out)
+
+	sum := time.Duration(0)
+	for i := 0; i < n; i++ {
+		start := time.Now()
+		out.Reset()
+		if err := markdown.Convert(source, &out); err != nil {
+			panic(err)
+		}
+		sum += time.Since(start)
+	}
+	fmt.Printf("------- goldmark -------\n")
+	fmt.Printf("file: %s\n", file)
+	fmt.Printf("iteration: %d\n", n)
+	fmt.Printf("average: %.10f sec\n", float64((int64(sum)/int64(n)))/1000000000.0)
+}